16
Owner’s manual
EN
Problem
Solution
No sound when
playing music
• Make sure your external device supports A2dp
profile
• Confirm that sound volume controls on both
wireless headphones and music playback
device are set to appropriate levels.
Sound is distorted
when playing music,
communication
distance is shortened
Make sure there are no devices utilizing the
wireless connectivity which might interfere with
the headphones
Can’t use the hands-
free operation
Confirm that external device supports
appropriate BT profiles.
SPECIFICATION
KM0655
KM0655L
Speaker size
40 mm
Magnet
neodymium
Frequency response
20 Hz- 20 kHz
Impedance
32 Ω
THD
≤5% (1 kHz)
Sensitivity
105 ±3 dB / 1 mW (1 kHz)
Nominal input power
10 mW
Maximum input power
20 mW
ANC (active noise cancelling) function
yes
Noise reduction
max. - 20 dB
Noise reduction range
50~500 Hz
NFC function
yes
-
Qualcomm® aptX™ audio technology
yes
-
Supports
SBC, AAC
Bluetooth
4.0
Bluetooth range
up to 10 m
Bluetooth profiles
HSP, HFP, A2PD, AVRCP
Built in microphone
electret condenser
Microphone sensitivity
-42 dB ±2 dB (1 kHz, 0 dB = 1 V/pa)
Summary of Contents for KM0655
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